Crash View

A404 road traffic accidents

19,634 collisions recorded
1979 to 2025

The A404 appears in 19,634 collisions in the STATS19 data between 1979 and 2025, involving 24,292 casualties. Of these collisions, 220 were fatal and 3,208 were serious. Recorded collisions in 2025 were up 3% on 2024.

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All Severities Fatal Serious Slight
Fatal
220
Serious
3,208
Casualties
24,292
2025 247
2024 240
2023 255
2022 307
2021 240
2020 250
2019 284
2018 294
2017 286
2016 314
2015 322
2014 317
2013 276
2012 296
2011 268
2010 289
2009 307
2008 287
2007 306
2006 342
2005 341
2004 443
2003 443
2002 480
2001 494
2000 546
1999 510
1998 483
1997 514
1996 503
1995 461
1994 549
1993 515
1992 460
1991 470
1990 506
1989 525
1988 527
1987 544
1986 559
1985 536
1984 584
1983 616
1982 665
1981 553
1980 540
1979 540

Brent

4,899 recorded here

Westminster

2,028 recorded here

Harrow

1,340 recorded here

Wycombe

1,063 recorded here

Chiltern

471 recorded here

Hillingdon

438 recorded here

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Brent

3,760 recorded along the A404

City of Westminster

1,533 recorded along the A404

Harrow

1,135 recorded along the A404

High Wycombe

421 recorded along the A404

Hillingdon

311 recorded along the A404

Chorleywood

186 recorded along the A404

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Accidents on the A404

Fatal
Serious
Slight
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Recent Accidents

Showing 20 of 19,634 accidents

Accident 199701QK00607

Slight
2 vehicles 1 casualty
PEUGEOT 306 (1y) FIAT PUNTO (1y)
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Accident 199743N100117

Slight
2 vehicles 1 casualty
FIAT MAREA FORD MONDEO (3y)
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Accident 199701QD00617

Slight
2 vehicles 1 casualty
BMW 3 SERIES (4y) NISSAN BLUEBIRD
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Accident 199701QK00596

Slight
2 vehicles 1 casualty
Bus or coach (17 or more pass seats) Pedal cycle
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Accident 199701QD00609

Slight
2 vehicles 1 casualty
Vehicle NISSAN MICRA (1y)
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Accident 199701QA00776

Slight
2 vehicles 1 casualty
TOYOTA COROLLA RENAULT 5
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Accident 199701QD00608

Slight
1 vehicle 1 casualty
LEYLAND Model Missing
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Accident 199701QK00590

Slight
2 vehicles 1 casualty
HONDA Model Missing FORD ESCORT
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Accident 199701DP00514

Slight
1 vehicle 1 casualty
Vehicle
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Accident 199701QD00596

Slight
1 vehicle 1 casualty
TOYOTA CARINA
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Accident 199701QD00585

Serious
1 vehicle 1 casualty
PEUGEOT 305
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Accident 199701QD00590

Slight
2 vehicles 1 casualty
AUDI 80 NISSAN SUNNY
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Accident 199701QD00600

Slight
2 vehicles 4 casualties
NISSAN BLUEBIRD FORD ORION (4y)
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Accident 199701DM00647

Slight
2 vehicles 1 casualty
BMW 3 SERIES PEUGEOT 405
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Accident 199701QK00574

Serious
1 vehicle 1 casualty
Vehicle
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Accident 199743R055117

Slight
5 vehicles 1 casualty
CITROEN BX (4y) PEUGEOT 309 ROVER 400 SERIES VOLVO 740 SKODA FELICIA (1y)
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Accident 199743N053117

Slight
2 vehicles 1 casualty
FORD COURIER (2y) FORD TRANSIT
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Accident 199701QK00581

Slight
2 vehicles 1 casualty
AUSTIN MONTEGO SUZUKI Model Missing (4y)
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Accident 199701DP00502

Slight
2 vehicles 1 casualty
FIAT UNO HONDA C90
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Accident 199743N023117

Slight
3 vehicles 1 casualty
MERCEDES Model Missing AUSTIN METRO VAUXHALL ASTRA (1y)
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